This crazy concrete ceiling could revolutionize how we build

Swiss engineers have developed a construction technique that could change how buildings are designed and built. It’s called a “Smart Slab:” A mixture of concrete, rebar, and carbon fiber that form a super-light, super-strong slab ceiling. It’s an entirely new way of building structural elements, and even at less than an inch thick and less than half the weight of a conventional concrete slab, its creators at the Digital Building Technologies group at ETH Zürich claim it can support more weight–surpassing Swiss building code standards. Read more.